Marmaris weather in September 2025

Expect 30°C daytime maximum temperatures in the shade with on average 11 hours of sunshine per day in Marmaris in September. Check more long-term weather averages for Marmaris in September before you book your next holiday to Dalaman & Marmaris Coast in 2025/2026.

  • 30°C maximum daytime temperature in September in Marmaris30
    30°C max day temperature
  • 11 hours of sunshine per day
  • 4 days with some rainfall in September in Marmaris4
    4 days with some rainfall
  • 17°C minimum night-time temperature in September in Marmaris17
    17°C min night temperature
  • 12 hours of daylight per day in September in Marmaris12
    12 hours of daylight per day
  • Moderate heat & humidity in September in MarmarisM
    Moderate heat & humidity
  • 17 mm monthly rainfall in September in Marmaris17
    17 mm of monthly rainfall
  • UV (maximum) index 7 (High) in September in Marmaris7
    7 (High) UV index
  • 26°C sea temperature in September in Marmaris26
    26°C sea temperature

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The September weather guide for Dalaman & Marmaris Coast (Marmaris) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about the Dalaman & Marmaris Coast

How hot is it in Marmaris in September?

Daytime temperatures usually reach 30°C in Marmaris in September with moderate heat and humidity, falling to 17°C at night.

How sunny is it in Marmaris in September?

There are normally 11 hours of bright sunshine each day in Marmaris in September - that's 89% of daylight hours.

How warm is the sea around Marmaris in September?

The average sea temperature around Marmaris in September is 26°C.

Does it rain in Marmaris in September?

There are usually 4 days with some rain in Marmaris in September and the average monthly rainfall is 17mm.

Marmaris September sunrise & sunset times

Browse the sunrise and sunset times for Marmaris in September 2025. Select a month to view Marmaris sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:38 19:35
Monday, 15th September 2025 06:49 19:14
Tuesday, 30th September 2025 07:01 18:52

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